Synnefo » Pithos Android Client

/**

 *

 * Copyright (C) 2009 Cloud Conscious, LLC. <info@cloudconscious.com>

 *

 * ====================================================================

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 * http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 * ====================================================================

 */

package org.jclouds.ssh.jsch.config;

import java.io.ByteArrayOutputStream;

import java.net.InetSocketAddress;

import java.util.Map;

import javax.inject.Named;

import org.jclouds.Constants;

import org.jclouds.ssh.ConfiguresSshClient;

import org.jclouds.ssh.SshClient;

import org.jclouds.ssh.jsch.JschSshClient;

import com.google.common.base.Throwables;

import com.google.common.collect.ImmutableMap;

import com.google.inject.AbstractModule;

import com.google.inject.Inject;

import com.google.inject.Scopes;

import com.jcraft.jsch.JSch;

import com.jcraft.jsch.JSchException;

import com.jcraft.jsch.KeyPair;

/**

 * 

 * @author Adrian Cole

 */

@ConfiguresSshClient

public class JschSshClientModule extends AbstractModule {

   protected void configure() {

      bind(SshClient.Factory.class).to(Factory.class).in(Scopes.SINGLETON);

   }

   private static class Factory implements SshClient.Factory {

      @Named(Constants.PROPERTY_CONNECTION_TIMEOUT)

      @Inject(optional=true)

      int timeout = 60000;

      public SshClient create(InetSocketAddress socket, String username, String password) {

         return new JschSshClient(socket, timeout, username, password);

      }

      public SshClient create(InetSocketAddress socket, String username, byte[] privateKey) {

         return new JschSshClient(socket, timeout, username, privateKey);

      }

      @Override

      public Map<String, String> generateRSAKeyPair(String comment, String passphrase) {

         KeyPair pair = null;

         try {

            pair = KeyPair.genKeyPair(new JSch(), KeyPair.RSA);

         } catch (JSchException e) {

            Throwables.propagate(e);

         }

         if (passphrase != null)

            pair.setPassphrase(passphrase);

         ByteArrayOutputStream privateKey = new ByteArrayOutputStream();

         pair.writePrivateKey(privateKey);

         ByteArrayOutputStream publicKey = new ByteArrayOutputStream();

         pair.writePublicKey(publicKey, comment);

         return ImmutableMap.of("comment", comment, "passphrase", passphrase, "private",

                  new String(privateKey.toByteArray()), "public", new String(publicKey

                           .toByteArray()));

      }

   }

}